ID 原文 译文
58418 从 5G主要技术场景的需求分析入手，介绍了现有定位技术面向 5G 需求的研究进展; Firstly，starting from the demand of 5G technical scenarios，the research progress of existing positioning technology for5G demand is introduced.
58419 通过对定位技术的分类，归纳总结了有助于定位的 5G 技术; After the classification of positioning method，the 5G technologies that aregood for localization is summarized.
58420 分析了 5G 移动台定位面临的挑战，给出了未来的研究方向. Finally，the challenges of 5G mobile station positioning are analyzed，and the future research directions are given.
58421 从 3 个方面对第 5 代移动通信系统( 5G) 中物理层安全技术的研究和应用进行了回顾，包括 5G 中的新型传输技术与物理层安全技术的结合、5G 新型网络场景下的安全保障以及 5G 中新型安全威胁的应对. Physical layer security techniques exploit the inherent randomness of wireless medium forinformation security，but which has been significantly challenged by the rapid development and evolvement of the fifth generation of mobile communications system ( 5G) . The research and application ofphysical layer security techniques in 5G wireless networks was reviewed from three aspects: the joint investigation of physical layer security techniques and the new transmission techniques，the security enhancement schemes under emerging network scenarios，and the countermeasure design against the newthreats in 5G wireless networks.
58422 综述了最新的研究成果，指出了尚待解决的问题和未来的研究方向. Based on the survey of the latest researches in these areas，the open issues and future research directions were discussed.
58423 针对第 5 代移动通信系统( 5G) 环境下海量网管数据溯源难、关联挖掘冗余度大的问题，结合时间约束、滑动时间窗和分类层次技术，提出了一种基于网络拓扑的时序告警关联挖掘算法.该算法可以有效缩减候选集，实现对海量网管数据高效压缩和快速溯源. Aiming at solving the problem of difficult traceability of mass network management data andlarge redundancy of correlation mining in the fifth generation of mobile communications system ( 5G) environment，sequential alarm correlation mining algorithm based on network topology was proposed by combining with the time constraint，sliding time window and classification hierarchy technology，which effectively reduced candidate sets，and realized the efficiently compressing and rapidly tracing the mass network management data.
58424 仿真结果表明，改进后的故障溯源候选集在拓扑上具有实际关联性，对比其他关联算法更有效. Simulation verified that the improved candidate set of fault tracing had actual correlation in topology，which was more effective and reliable than other correlation algorithms.
58425 基于云无线接入网( C-ＲAN) 灵活的无线功能部署模式，提出了面向第 5 代移动通信系统( 5G) 无缝连接的 C-ＲAN 架构，继而基于开源虚拟化的软件无线电系统 OpenAirInterface 搭建了 C-ＲAN 演示平台. Based on the flexible function splitting ability of cloud radio access network ( C-ＲAN) ，aC-ＲAN architecture of seamless connection was presented for the fifth generation of mobile communications system ( 5G) . Then the demonstration platform of the proposed C-ＲAN architecture was built basedon OpenAirInterface，which is an open source virtualization enabled software-defined radio system.
58426 面向 5G 无缝连接的C-ＲAN 演示平台实现了完整的蜂窝通信功能，既可以对接虚拟化的核心网，也支持用户设备的高效无缝接入，并且具备较高的可扩展性，可以面向 5G 新型需求和场景进行持续更新. Thebuilt C-ＲAN demonstration platform realized all the communication function of standard 5G，which cannot only connect the virtualized core network，but also support efficient and seamless connection of userequipment. This demonstration platform has high scalability，so that it can be continuously updated according to the new demand and application scenario of 5G.
58427 为实现网络开销与网络连通度的权衡设计，分别基于链路添加和链路删除提出 2 个启发式的拓扑构建算法. In order to achieve the tradeoff between network cost and network connectivity，two heuristicalgorithms for topology control，which are based on link addition and link removal，respectively，are proposed.